Divrey Hayamim Alef 25:6

6 All these were under the hands of their av for shir in the Beis Hashem, with cymbals, nevalim, and kinnorot, for avodas Beis HaElohim, under the support of HaMelech to Asaph, Yedutun, and Heman.

Divrey Hayamim Alef 25:6 Meaning and Commentary

1 Chronicles 25:6

All these were under the hands of their father, for song in the
house of the Lord
Instructed and directed by him in the performance of the service in the temple: with cymbals, psalteries, and harps, for the service of the house of
God;
which were the three principal instruments of music used in the temple service: according to the king's order, to Asaph, Jeduthun, and Heman;
who ordered and directed them what to sing, what tunes to make use of, and what instruments to play upon to those tunes.

Divrey Hayamim Alef 25:6 In-Context

4 Of Heman, the Bnei Heman: Bukiyahu, Matanyahu, Uzziel, Shevuel, and Yerimot, Chananyah, Chanani, Eliatah, Giddalti, and Romamti, Ezer, Yoshbekashah, Maloti, Hotir, and Machazi’ot;

5 All these were the banim Heman the chozer (seer) of HaMelech in the devarim of Elohim, to lift up the keren. And HaElohim gave to Heman fourteen banim and three banot.

6 All these were under the hands of their av for shir in the Beis Hashem, with cymbals, nevalim, and kinnorot, for avodas Beis HaElohim, under the support of HaMelech to Asaph, Yedutun, and Heman.

7 So the number of them, with their brethren that were trained in the shir Hashem (music, songs of Hashem), even all that were skilled, was two hundred fourscore and eight.

8 And they cast goralot, shift against shift, katon as well as gadol, the meiven as well as the talmid (student).